Red-billed Duck vs Tree Worm

Anas erythrorhyncha compared with Bimastos rubidus

Key Differences

• Red-billed Duck is Least Concern while Tree Worm is Not Evaluated.

Taxonomic Classification

Rank	Red-billed Duck	Tree Worm
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Annelida (Segmented Worms)
Class	Aves (Birds)	Clitellata (Clitellata)
Order	Anseriformes (Anseriformes)	Crassiclitellata (Crassiclitellata)
Family	Anatidae	Lumbricidae
Genus	Anas	Bimastos
Species	Anas erythrorhyncha	Bimastos rubidus

Evolutionary Relationship

Red-billed Duck and Tree Worm share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Red-billed Duck

LC — Least Concern

Tree Worm

NE — Not Evaluated

Physical Characteristics

Attribute	Red-billed Duck	Tree Worm
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Red-billed Duck

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (6 countries) and South America (Ecuador).

Tree Worm

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway